1. Isolierung des Murexins aus Hypobranchialdrüsenextrakten von Murex trunculus und seine Identifiziering als β-[Imidazolyl-4(5)]-acryl-cholin;Erspamer;Biochem. Z.,1953
2. The pharmacological actions of murexine (urocanylcholine;Erspamer;Br. J. Pharmac.,1957
3. Occurence of dihydromurexine (imidazolepropionylcholine) in the hypobranchial gland of Thais (Purpura)_haemastoma;Roseghini;Experientia,1971
4. Choline esters, their precursors and metabolites in the hypobranchial gland of prosobranchiate molluscs, Concholepas concholepas and Thais chocolata;Roseghini;Eur. J. Biochem.,1970